Satellite communication | Definition, History, & Facts ...
2024年12月2日 · Satellite communication, the use of artificial satellites to provide communication links between various points on Earth. Satellite communications play a vital role in the global telecommunications system. Learn more about satellite communication in this article.
Communications satellite - Wikipedia
A communications satellite is an artificial satellite that relays and amplifies radio telecommunication signals via a transponder; it creates a communication channel between a source transmitter and a receiver at different locations on Earth.
Types of satellites • Communications satellites • Weather satellites: provide meteorologists with scientific data to predict weather conditions and are equipped with advanced instruments • Earth observation satellites • Navigation satellites: Using GPS technology these satellites are …
Satellite communication - Orbit, Signals, Relay | Britannica
2024年12月2日 · A satellite is basically a self-contained communications system with the ability to receive signals from Earth and to retransmit those signals back with the use of a transponder—an integrated receiver and transmitter of radio signals.
Satellite Communication - Introduction - Online Tutorials Library
The process of satellite communication begins at an earth station. Here, an installation is designed to transmit and receive signals from a satellite in an orbit around the earth. Earth stations send the information to satellites in the form of …
Communications Satellites: Making the Global Village Possible
2010年11月30日 · The first major geosynchronous satellite project was the Defense Department’s ADVENT communications satellite. It was three-axis stabilized rather than spinning. It had an antenna that directed its radio energy at the earth.
Satellite Communications Architecture • Identify Requirements • Specify Architectures • Determine Link Data Rates • Design & Size each link • Document your rationale
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